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Analog Electronics

Analog Electronics
Which of the following is trivalent impurity ?

 Silicon
 Boron
 Antimony
None of these

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Analog Electronics
An instrumentation amplifier has a high

  supply voltage.
  CMMR.
  output impedance.
  power gain.

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Analog Electronics
If the emitter resistance increases, the collector voltage

 decreases.
  increases.
 breaks down the transistor.
 stays the same.

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Analog Electronics
Which are the ways to convert an alternating current into a direct current ?

 Half-wave rectification.
 Center-Taped Full-wave rectification.
 All the above.
 Bridge Full-wave rectification.

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Analog Electronics
Which of following is not an essential element of a DC power supply?

  Voltage regulator.
  Rectifier.
  Filter.
  Voltage amplifier.

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Analog Electronics
Three difference Q points are shown on a load line. The upper Q point represents the

 cutoff point.
 intermediate current gain.
 minimum current gain.
  maximum current gain.

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